1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 /**

    19  @file

    20  @internalComponent

    21 */

    22 

    23 #ifndef MSMMNODEBASE_H

    24 #define MSMMNODEBASE_H

    25 

    26 #include <e32base.h>

    27 #include "msmm_pub_def.h"

    28 

    29 #ifdef __OVER_DUMMYCOMPONENT__

    30 #include <usb/hostms/dummycomponent/rusbhostmsdevice.h>

    31 #else

    32 #include <rusbhostmsdevice.h> // For RUsbHostMsDevice

    33 #endif

    34 

    35 class TMsmmNodeBase

    36     {    

    37 public:

    38 	TMsmmNodeBase(TInt aIdentifier);

    39     virtual ~TMsmmNodeBase();

    40 

    41     void AddChild(TMsmmNodeBase* aChild);

    42     TMsmmNodeBase* SearchInChildren(TInt aIdentifier);

    43     

    44 private:

    45     void DestroyNode();

    46     

    47 private:

    48     TInt    iIdentifier;

    49     

    50 protected:

    51     /**

    52      A pointer to the next peer of this entry, or NULL.

    53      */

    54     TMsmmNodeBase* iNextPeer;

    55 

    56     /**

    57      A pointer to the first child of this entry, or NULL.

    58      */

    59     TMsmmNodeBase* iFirstChild;

    60     

    61     /**

    62      A pointer to the last child of this entry, or NULL.

    63      */

    64     TMsmmNodeBase* iLastChild;

    65 

    66     /**

    67      A pointer to the parent to this entry, or NULL.

    68      */

    69     TMsmmNodeBase* iParent;

    70     };

    71 

    72 class TUsbMsInterface;

    73 // The USB MS device node class

    74 NONSHARABLE_CLASS(TUsbMsDevice) : public TMsmmNodeBase

    75     {

    76 public:

    77     TUsbMsDevice(const TUSBMSDeviceDescription& aDevice);

    78 

    79     inline TUsbMsInterface* FirstChild() const;

    80     

    81 public:

    82     TUSBMSDeviceDescription iDevice;

    83     };

    84 

    85 class TUsbMsLogicalUnit;

    86 // The USB MS interface node class

    87 NONSHARABLE_CLASS(TUsbMsInterface) : public TMsmmNodeBase

    88     {

    89 public:

    90     TUsbMsInterface(TUint8 aInterfaceNumber, 

    91             TUint32 aInterfaceToken);

    92     ~TUsbMsInterface();

    93 

    94     inline TUsbMsInterface* NextPeer() const;

    95     inline TUsbMsLogicalUnit* FirstChild() const;

    96     

    97 public:

    98     TUint8 iInterfaceNumber;

    99     TUint32 iInterfaceToken;

   100     RUsbHostMsDevice iUsbMsDevice;

   101     };

   102 

   103 // The USB MS logical unit node class

   104 NONSHARABLE_CLASS(TUsbMsLogicalUnit) : public TMsmmNodeBase

   105     {

   106 public:

   107     TUsbMsLogicalUnit(TUint8 aLogicalUnitNumber, 

   108             TText aDrive);

   109 

   110     inline TUsbMsLogicalUnit* NextPeer() const;

   111     inline TUsbMsInterface* Parent() const;

   112     

   113 public:

   114     TUint8 iLogicalUnitNumber; // Logic Unit Number

   115     TText iDrive;

   116     };

   117 

   118 inline TUsbMsInterface* TUsbMsDevice::FirstChild() const

   119     {return static_cast<TUsbMsInterface*>(iFirstChild);}

   120 

   121 inline TUsbMsLogicalUnit* TUsbMsInterface::FirstChild() const

   122     {return static_cast<TUsbMsLogicalUnit*>(iFirstChild);}

   123 inline TUsbMsInterface* TUsbMsInterface::NextPeer() const

   124     {return static_cast<TUsbMsInterface*>(iNextPeer);}

   125 

   126 inline TUsbMsLogicalUnit* TUsbMsLogicalUnit::NextPeer() const

   127     {return static_cast<TUsbMsLogicalUnit*>(iNextPeer);}

   128 inline TUsbMsInterface* TUsbMsLogicalUnit::Parent() const

   129     {return static_cast<TUsbMsInterface*>(iParent);}

   130 

   131 #endif /*MSMMNODEBASE_H*/